Portable Calibrator

  • Multifunction Calibrator


Three phase power/energy calibrator (C300B) is suitable for Automatic testing/calibration of 

  • Analogue instrument such as AC voltmeter, AC Ammeter, Frequency meter, Power factor meter, Watt/VA/VAr meter, clamp meters
  • Energy meter
  • Electrical measuring transducer (voltage, current, power, power factor, phase angle, frequency etc)
  • Current Transformer according to EN60044 to measure ratio and phase angle error
  • AC current clamps
  • Protective relays (EN 60255 checking of tripping time & tripping level for characteristics of ANSI#21 Distance relays, ANSI#27/59 Under/over voltage relays, ANSI#32 Directional power relays, ANSI#50/51 Time overcurrent relays, ANSI#81 Frequency relays and more protective relays.
  • Power Quality analyser, recorder and flicker meters as per IEC 61000-4-30 class A for EN50160 compatibility or individual requirements of user
  • Suitable for calibration of measuring instruments used in aviation industry

Function and Features

  • Generation Voltage up to 560 V,  Current up to 120A, (360 A in single phase mode)
  • Frequency 40-500 Hz
  • Phase angle 0 to 360°
  • Accuracy  0.02% and 0.05%
  • Single product in a single case without auxiliary amplifier
  • Measurement of 4-20mA & 0-10v signal is available hence no additional instrument required for transducer testing
  • High burden of output to drive analogue instrument
  • Automatic and manual testing
  • Easy control of output signal (ON/OFF standby mode)
  • Harmonic Generation (multiple or individual harmonic along with possibility to set amplitude (up to 100%) and phase (up to 360°) angle w.r.t. fundamental) in each phase voltage & current
  • Inter-harmonic Generation up to 3200 Hz, amplitude and phase angle
  • Voltage Dips, Interruption, sag & swell as per IEC 61000-4-11 & 34
  • Slow & fast ramping functionality can be used for testing of relay
  • The C300B generates voltage changes for performance testing and displays the results in Pst / Plt severity including combined frequency/voltage changes, harmonic/interharmonic distortion and phase jumps as per IEC61000-4-15
  • Various wave shape, phase fired and burst waveform

Technical Specification

Specification for Sinusoidal Signals

Specification for Non-Sinusoidal Signals and time varying signal

Parameters for Input and output for Automatic Test Functions